19848690

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{12973}}^1$

素因数の和:13003

約数の個数: 48

約数和(自身を含む): 54646488

約数和(自身を除く): 34797798

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 17, 18, 30, 34, 45, 51, 85, 90, 102, 153, 170, 255, 306, 510, 765, 1530, 12973, 25946, 38919, 64865, 77838, 116757, 129730, 194595, 220541, 233514, 389190, 441082, 583785, 661623, 1102705, 1167570, 1323246, 1984869, 2205410, 3308115, 3969738, 6616230, 9924345, 19848690]

約数ペア:

[(1, 19848690), (2, 9924345), (3, 6616230), (5, 3969738), (6, 3308115), (9, 2205410), (10, 1984869), (15, 1323246), (17, 1167570), (18, 1102705), (30, 661623), (34, 583785), (45, 441082), (51, 389190), (85, 233514), (90, 220541), (102, 194595), (153, 129730), (170, 116757), (255, 77838), (306, 64865), (510, 38919), (765, 25946), (1530, 12973)]